Ответ:112
Объяснение:
[tex]f(x)=x^3*\sqrt{x} =x^3*x^\frac{1}{2} =x^3^+^\frac{1}{2} = x^ \frac{7}{2}\\ = > f' (x) = \frac{7}{2}*x^\frac{5}{2}= 3.5*x^2*\sqrt{x} \\= > f' (4) = 3.5*4^2*\sqrt{4} = 3.5*16*2 =7*16=112[/tex]
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Ответ:112
Объяснение:
[tex]f(x)=x^3*\sqrt{x} =x^3*x^\frac{1}{2} =x^3^+^\frac{1}{2} = x^ \frac{7}{2}\\ = > f' (x) = \frac{7}{2}*x^\frac{5}{2}= 3.5*x^2*\sqrt{x} \\= > f' (4) = 3.5*4^2*\sqrt{4} = 3.5*16*2 =7*16=112[/tex]